Finding the Fourth Proportional to 87,588,611.69, 120,867,090.71 and 48,427,314.89

Step by Step Solution

1. Step 1: Write the proportion equation
   87,588,611.69 : 120,867,090.71 = 48,427,314.89 : x
2. Step 2: Convert to fraction form
   87,588,611.69/120,867,090.71 = 48,427,314.89/x
3. Step 3: Cross multiply
   87,588,611.69x = 120,867,090.71 × 48,427,314.89
4. Step 4: Simplify right side
   87,588,611.69x = 5,853,268,660,804,891
5. Step 5: Solve for x
   x = 5,853,268,660,804,891/87,588,611.69
6. Step 6: Final answer
   x = 66,826,823.12