Finding the Fourth Proportional to 9,276,090.38, 12,795,686.31 and 5,785,368.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,276,090.38 : 12,795,686.31 = 5,785,368.83 : x
2. Step 2: Convert to fraction form
   9,276,090.38/12,795,686.31 = 5,785,368.83/x
3. Step 3: Cross multiply
   9,276,090.38x = 12,795,686.31 × 5,785,368.83
4. Step 4: Simplify right side
   9,276,090.38x = 74,027,764,736,331.72
5. Step 5: Solve for x
   x = 74,027,764,736,331.72/9,276,090.38
6. Step 6: Final answer
   x = 7,980,491.96