Finding the Fourth Proportional to 11,820,771.52, 17,729,689.69 and 3,185,547.14

Step by Step Solution

1. Step 1: Write the proportion equation
   11,820,771.52 : 17,729,689.69 = 3,185,547.14 : x
2. Step 2: Convert to fraction form
   11,820,771.52/17,729,689.69 = 3,185,547.14/x
3. Step 3: Cross multiply
   11,820,771.52x = 17,729,689.69 × 3,185,547.14
4. Step 4: Simplify right side
   11,820,771.52x = 56,478,762,333,373.15
5. Step 5: Solve for x
   x = 56,478,762,333,373.15/11,820,771.52
6. Step 6: Final answer
   x = 4,777,925.22