Finding the Fourth Proportional to 13,173,665.76, 18,179,268.15 and 7,293,561.93

Step by Step Solution

1. Step 1: Write the proportion equation
   13,173,665.76 : 18,179,268.15 = 7,293,561.93 : x
2. Step 2: Convert to fraction form
   13,173,665.76/18,179,268.15 = 7,293,561.93/x
3. Step 3: Cross multiply
   13,173,665.76x = 18,179,268.15 × 7,293,561.93
4. Step 4: Simplify right side
   13,173,665.76x = 132,591,618,094,101.52
5. Step 5: Solve for x
   x = 132,591,618,094,101.52/13,173,665.76
6. Step 6: Final answer
   x = 10,064,899.21