Finding the Fourth Proportional to 85,437,258.01, 117,900,648.39 and 47,759,419.72

Step by Step Solution

1. Step 1: Write the proportion equation
   85,437,258.01 : 117,900,648.39 = 47,759,419.72 : x
2. Step 2: Convert to fraction form
   85,437,258.01/117,900,648.39 = 47,759,419.72/x
3. Step 3: Cross multiply
   85,437,258.01x = 117,900,648.39 × 47,759,419.72
4. Step 4: Simplify right side
   85,437,258.01x = 5,630,866,550,978,463
5. Step 5: Solve for x
   x = 5,630,866,550,978,463/85,437,258.01
6. Step 6: Final answer
   x = 65,906,452.08