Finding the Third Proportional to 31,943,472 and 69,483,768.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,943,472 : 69,483,768.50 = 69,483,768.50 : x
2. Step 2: Convert to fraction form
   31,943,472/69,483,768.50 = 69,483,768.50/x
3. Step 3: Cross multiply
   31,943,472x = 69,483,768.50 × 69,483,768.50
4. Step 4: Simplify right side
   31,943,472x = 4,827,994,084,961,592
5. Step 5: Solve for x
   x = 4,827,994,084,961,592/31,943,472
6. Step 6: Final answer
   x = 151,141,807.16