Finding the Third Proportional to 200,962,111.50 and 432,715,588.50

Step by Step Solution

1. Step 1: Write the proportion equation
   200,962,111.50 : 432,715,588.50 = 432,715,588.50 : x
2. Step 2: Convert to fraction form
   200,962,111.50/432,715,588.50 = 432,715,588.50/x
3. Step 3: Cross multiply
   200,962,111.50x = 432,715,588.50 × 432,715,588.50
4. Step 4: Simplify right side
   200,962,111.50x = 187,242,780,530,901,344
5. Step 5: Solve for x
   x = 187,242,780,530,901,344/200,962,111.50
6. Step 6: Final answer
   x = 931,731,753.48