Finding the Third Proportional to 308,938,747.50 and 466,281,085.50

Step by Step Solution

1. Step 1: Write the proportion equation
   308,938,747.50 : 466,281,085.50 = 466,281,085.50 : x
2. Step 2: Convert to fraction form
   308,938,747.50/466,281,085.50 = 466,281,085.50/x
3. Step 3: Cross multiply
   308,938,747.50x = 466,281,085.50 × 466,281,085.50
4. Step 4: Simplify right side
   308,938,747.50x = 217,418,050,695,058,304
5. Step 5: Solve for x
   x = 217,418,050,695,058,304/308,938,747.50
6. Step 6: Final answer
   x = 703,757,791.65