Finding the Fourth Proportional to 5,123,315.55, 7,684,973.33 and 1,577,459.55

Step by Step Solution

1. Step 1: Write the proportion equation
   5,123,315.55 : 7,684,973.33 = 1,577,459.55 : x
2. Step 2: Convert to fraction form
   5,123,315.55/7,684,973.33 = 1,577,459.55/x
3. Step 3: Cross multiply
   5,123,315.55x = 7,684,973.33 × 1,577,459.55
4. Step 4: Simplify right side
   5,123,315.55x = 12,122,734,563,016.50
5. Step 5: Solve for x
   x = 12,122,734,563,016.50/5,123,315.55
6. Step 6: Final answer
   x = 2,366,189.33