Finding the Third Proportional to 69,474,840 and 102,191,472

Step by Step Solution

1. Step 1: Write the proportion equation
   69,474,840 : 102,191,472 = 102,191,472 : x
2. Step 2: Convert to fraction form
   69,474,840/102,191,472 = 102,191,472/x
3. Step 3: Cross multiply
   69,474,840x = 102,191,472 × 102,191,472
4. Step 4: Simplify right side
   69,474,840x = 10,443,096,949,526,784
5. Step 5: Solve for x
   x = 10,443,096,949,526,784/69,474,840
6. Step 6: Final answer
   x = 150,314,803.88