Finding the Fourth Proportional to 13,570,031.34, 18,726,787.92 and 7,375,078.02

Step by Step Solution

1. Step 1: Write the proportion equation
   13,570,031.34 : 18,726,787.92 = 7,375,078.02 : x
2. Step 2: Convert to fraction form
   13,570,031.34/18,726,787.92 = 7,375,078.02/x
3. Step 3: Cross multiply
   13,570,031.34x = 18,726,787.92 × 7,375,078.02
4. Step 4: Simplify right side
   13,570,031.34x = 138,111,521,973,993.52
5. Step 5: Solve for x
   x = 138,111,521,973,993.52/13,570,031.34
6. Step 6: Final answer
   x = 10,177,686.29