Finding the Fourth Proportional to 23,085,479.52, 31,857,724.04 and 12,772,276.43

Step by Step Solution

1. Step 1: Write the proportion equation
   23,085,479.52 : 31,857,724.04 = 12,772,276.43 : x
2. Step 2: Convert to fraction form
   23,085,479.52/31,857,724.04 = 12,772,276.43/x
3. Step 3: Cross multiply
   23,085,479.52x = 31,857,724.04 × 12,772,276.43
4. Step 4: Simplify right side
   23,085,479.52x = 406,895,657,646,386.38
5. Step 5: Solve for x
   x = 406,895,657,646,386.38/23,085,479.52
6. Step 6: Final answer
   x = 17,625,609.96