Finding the Third Proportional to 83,847,153 and 133,329,109.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,847,153 : 133,329,109.50 = 133,329,109.50 : x
2. Step 2: Convert to fraction form
   83,847,153/133,329,109.50 = 133,329,109.50/x
3. Step 3: Cross multiply
   83,847,153x = 133,329,109.50 × 133,329,109.50
4. Step 4: Simplify right side
   83,847,153x = 17,776,651,440,062,990
5. Step 5: Solve for x
   x = 17,776,651,440,062,990/83,847,153
6. Step 6: Final answer
   x = 212,012,582.47