Finding the Third Proportional to 208,115,457,849.50 and 331,152,605,636.50

Step by Step Solution

1. Step 1: Write the proportion equation
   208,115,457,849.50 : 331,152,605,636.50 = 331,152,605,636.50 : x
2. Step 2: Convert to fraction form
   208,115,457,849.50/331,152,605,636.50 = 331,152,605,636.50/x
3. Step 3: Cross multiply
   208,115,457,849.50x = 331,152,605,636.50 × 331,152,605,636.50
4. Step 4: Simplify right side
   208,115,457,849.50x = 109,662,048,219,843,287,580,672
5. Step 5: Solve for x
   x = 109,662,048,219,843,287,580,672/208,115,457,849.50
6. Step 6: Final answer
   x = 526,928,894,917.29