Finding the Fourth Proportional to 13,287,078.02, 18,336,167.82 and 7,175,506.52

Step by Step Solution

1. Step 1: Write the proportion equation
   13,287,078.02 : 18,336,167.82 = 7,175,506.52 : x
2. Step 2: Convert to fraction form
   13,287,078.02/18,336,167.82 = 7,175,506.52/x
3. Step 3: Cross multiply
   13,287,078.02x = 18,336,167.82 × 7,175,506.52
4. Step 4: Simplify right side
   13,287,078.02x = 131,571,291,652,543.34
5. Step 5: Solve for x
   x = 131,571,291,652,543.34/13,287,078.02
6. Step 6: Final answer
   x = 9,902,199.08