Finding the Fourth Proportional to 9,027,679.77, 12,458,196.72 and 5,160,283.92

Step by Step Solution

1. Step 1: Write the proportion equation
   9,027,679.77 : 12,458,196.72 = 5,160,283.92 : x
2. Step 2: Convert to fraction form
   9,027,679.77/12,458,196.72 = 5,160,283.92/x
3. Step 3: Cross multiply
   9,027,679.77x = 12,458,196.72 × 5,160,283.92
4. Step 4: Simplify right side
   9,027,679.77x = 64,287,832,206,412.74
5. Step 5: Solve for x
   x = 64,287,832,206,412.74/9,027,679.77
6. Step 6: Final answer
   x = 7,121,191.03