Finding the Fourth Proportional to 13,570,019.31, 18,726,771.33 and 7,375,066.02

Step by Step Solution

1. Step 1: Write the proportion equation
   13,570,019.31 : 18,726,771.33 = 7,375,066.02 : x
2. Step 2: Convert to fraction form
   13,570,019.31/18,726,771.33 = 7,375,066.02/x
3. Step 3: Cross multiply
   13,570,019.31x = 18,726,771.33 × 7,375,066.02
4. Step 4: Simplify right side
   13,570,019.31x = 138,111,174,900,193.19
5. Step 5: Solve for x
   x = 138,111,174,900,193.19/13,570,019.31
6. Step 6: Final answer
   x = 10,177,669.74