Finding the Third Proportional to 16,354,938.38 and 35,680,572

Step by Step Solution

1. Step 1: Write the proportion equation
   16,354,938.38 : 35,680,572 = 35,680,572 : x
2. Step 2: Convert to fraction form
   16,354,938.38/35,680,572 = 35,680,572/x
3. Step 3: Cross multiply
   16,354,938.38x = 35,680,572 × 35,680,572
4. Step 4: Simplify right side
   16,354,938.38x = 1,273,103,218,247,184
5. Step 5: Solve for x
   x = 1,273,103,218,247,184/16,354,938.38
6. Step 6: Final answer
   x = 77,842,128.72