Finding the Fourth Proportional to 10,363,990.61, 15,547,978.49 and 3,973,744.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,363,990.61 : 15,547,978.49 = 3,973,744.55 : x
2. Step 2: Convert to fraction form
   10,363,990.61/15,547,978.49 = 3,973,744.55/x
3. Step 3: Cross multiply
   10,363,990.61x = 15,547,978.49 × 3,973,744.55
4. Step 4: Simplify right side
   10,363,990.61x = 61,783,694,788,154.73
5. Step 5: Solve for x
   x = 61,783,694,788,154.73/10,363,990.61
6. Step 6: Final answer
   x = 5,961,380.81