Finding the Fourth Proportional to 54,361,011.59, 81,541,494.71 and 19,820,000.15

Step by Step Solution

1. Step 1: Write the proportion equation
   54,361,011.59 : 81,541,494.71 = 19,820,000.15 : x
2. Step 2: Convert to fraction form
   54,361,011.59/81,541,494.71 = 19,820,000.15/x
3. Step 3: Cross multiply
   54,361,011.59x = 81,541,494.71 × 19,820,000.15
4. Step 4: Simplify right side
   54,361,011.59x = 1,616,152,437,284,324
5. Step 5: Solve for x
   x = 1,616,152,437,284,324/54,361,011.59
6. Step 6: Final answer
   x = 29,729,991.96