Finding the Fourth Proportional to 9,123,746.19, 12,589,414.79 and 5,541,488.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,123,746.19 : 12,589,414.79 = 5,541,488.25 : x
2. Step 2: Convert to fraction form
   9,123,746.19/12,589,414.79 = 5,541,488.25/x
3. Step 3: Cross multiply
   9,123,746.19x = 12,589,414.79 × 5,541,488.25
4. Step 4: Simplify right side
   9,123,746.19x = 69,764,094,105,453.77
5. Step 5: Solve for x
   x = 69,764,094,105,453.77/9,123,746.19
6. Step 6: Final answer
   x = 7,646,430.82