Finding the Fourth Proportional to 32,331,106.72, 48,454,669.32 and 13,139,530.48

Step by Step Solution

1. Step 1: Write the proportion equation
   32,331,106.72 : 48,454,669.32 = 13,139,530.48 : x
2. Step 2: Convert to fraction form
   32,331,106.72/48,454,669.32 = 13,139,530.48/x
3. Step 3: Cross multiply
   32,331,106.72x = 48,454,669.32 × 13,139,530.48
4. Step 4: Simplify right side
   32,331,106.72x = 636,671,604,428,460.88
5. Step 5: Solve for x
   x = 636,671,604,428,460.88/32,331,106.72
6. Step 6: Final answer
   x = 19,692,230.46