Finding the Third Proportional to 42,592,351 and 69,542,111

Step by Step Solution

1. Step 1: Write the proportion equation
   42,592,351 : 69,542,111 = 69,542,111 : x
2. Step 2: Convert to fraction form
   42,592,351/69,542,111 = 69,542,111/x
3. Step 3: Cross multiply
   42,592,351x = 69,542,111 × 69,542,111
4. Step 4: Simplify right side
   42,592,351x = 4,836,105,202,336,321
5. Step 5: Solve for x
   x = 4,836,105,202,336,321/42,592,351
6. Step 6: Final answer
   x = 113,543,983.57