Finding the Fourth Proportional to 11,418,731.52, 17,128,127.04 and 3,851,013.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,418,731.52 : 17,128,127.04 = 3,851,013.12 : x
2. Step 2: Convert to fraction form
   11,418,731.52/17,128,127.04 = 3,851,013.12/x
3. Step 3: Cross multiply
   11,418,731.52x = 17,128,127.04 × 3,851,013.12
4. Step 4: Simplify right side
   11,418,731.52x = 65,960,641,952,066.77
5. Step 5: Solve for x
   x = 65,960,641,952,066.77/11,418,731.52
6. Step 6: Final answer
   x = 5,776,529.72