Finding the Third Proportional to 34,984,953 and 72,205,560

Step by Step Solution

1. Step 1: Write the proportion equation
   34,984,953 : 72,205,560 = 72,205,560 : x
2. Step 2: Convert to fraction form
   34,984,953/72,205,560 = 72,205,560/x
3. Step 3: Cross multiply
   34,984,953x = 72,205,560 × 72,205,560
4. Step 4: Simplify right side
   34,984,953x = 5,213,642,894,913,600
5. Step 5: Solve for x
   x = 5,213,642,894,913,600/34,984,953
6. Step 6: Final answer
   x = 149,025,293.67