Finding the Fourth Proportional to 9,057,792.31, 12,499,807.74 and 4,927,853.07

Step by Step Solution

1. Step 1: Write the proportion equation
   9,057,792.31 : 12,499,807.74 = 4,927,853.07 : x
2. Step 2: Convert to fraction form
   9,057,792.31/12,499,807.74 = 4,927,853.07/x
3. Step 3: Cross multiply
   9,057,792.31x = 12,499,807.74 × 4,927,853.07
4. Step 4: Simplify right side
   9,057,792.31x = 61,597,215,945,968.77
5. Step 5: Solve for x
   x = 61,597,215,945,968.77/9,057,792.31
6. Step 6: Final answer
   x = 6,800,466.81