Finding the Third Proportional to 88,938,819 and 192,723,156

Step by Step Solution

1. Step 1: Write the proportion equation
   88,938,819 : 192,723,156 = 192,723,156 : x
2. Step 2: Convert to fraction form
   88,938,819/192,723,156 = 192,723,156/x
3. Step 3: Cross multiply
   88,938,819x = 192,723,156 × 192,723,156
4. Step 4: Simplify right side
   88,938,819x = 37,142,214,858,600,336
5. Step 5: Solve for x
   x = 37,142,214,858,600,336/88,938,819
6. Step 6: Final answer
   x = 417,615,336.88