Finding the Fourth Proportional to 91,854,339.30, 137,844,494.55 and 40,773,017.70

Step by Step Solution

1. Step 1: Write the proportion equation
   91,854,339.30 : 137,844,494.55 = 40,773,017.70 : x
2. Step 2: Convert to fraction form
   91,854,339.30/137,844,494.55 = 40,773,017.70/x
3. Step 3: Cross multiply
   91,854,339.30x = 137,844,494.55 × 40,773,017.70
4. Step 4: Simplify right side
   91,854,339.30x = 5,620,336,016,134,704
5. Step 5: Solve for x
   x = 5,620,336,016,134,704/91,854,339.30
6. Step 6: Final answer
   x = 61,187,485.09