Finding the Third Proportional to 116,847,085.50 and 253,083,978

Step by Step Solution

1. Step 1: Write the proportion equation
   116,847,085.50 : 253,083,978 = 253,083,978 : x
2. Step 2: Convert to fraction form
   116,847,085.50/253,083,978 = 253,083,978/x
3. Step 3: Cross multiply
   116,847,085.50x = 253,083,978 × 253,083,978
4. Step 4: Simplify right side
   116,847,085.50x = 64,051,499,920,304,480
5. Step 5: Solve for x
   x = 64,051,499,920,304,480/116,847,085.50
6. Step 6: Final answer
   x = 548,165,148.03