Finding the Fourth Proportional to 31,541,723.07, 43,528,144.71 and 18,498,389.46

Step by Step Solution

1. Step 1: Write the proportion equation
   31,541,723.07 : 43,528,144.71 = 18,498,389.46 : x
2. Step 2: Convert to fraction form
   31,541,723.07/43,528,144.71 = 18,498,389.46/x
3. Step 3: Cross multiply
   31,541,723.07x = 43,528,144.71 × 18,498,389.46
4. Step 4: Simplify right side
   31,541,723.07x = 805,200,573,316,818.75
5. Step 5: Solve for x
   x = 805,200,573,316,818.75/31,541,723.07
6. Step 6: Final answer
   x = 25,528,109.91