Finding the Fourth Proportional to 12,671,127.69, 17,486,525.10 and 7,164,384.32

Step by Step Solution

1. Step 1: Write the proportion equation
   12,671,127.69 : 17,486,525.10 = 7,164,384.32 : x
2. Step 2: Convert to fraction form
   12,671,127.69/17,486,525.10 = 7,164,384.32/x
3. Step 3: Cross multiply
   12,671,127.69x = 17,486,525.10 × 7,164,384.32
4. Step 4: Simplify right side
   12,671,127.69x = 125,280,186,114,471.89
5. Step 5: Solve for x
   x = 125,280,186,114,471.89/12,671,127.69
6. Step 6: Final answer
   x = 9,887,058.92