Finding the Third Proportional to 40,548,920 and 83,972,108

Step by Step Solution

1. Step 1: Write the proportion equation
   40,548,920 : 83,972,108 = 83,972,108 : x
2. Step 2: Convert to fraction form
   40,548,920/83,972,108 = 83,972,108/x
3. Step 3: Cross multiply
   40,548,920x = 83,972,108 × 83,972,108
4. Step 4: Simplify right side
   40,548,920x = 7,051,314,921,963,664
5. Step 5: Solve for x
   x = 7,051,314,921,963,664/40,548,920
6. Step 6: Final answer
   x = 173,896,491.50