Finding the Fourth Proportional to 85,830.04, 118,440.71 and 47,587.35

Step by Step Solution

1. Step 1: Write the proportion equation
   85,830.04 : 118,440.71 = 47,587.35 : x
2. Step 2: Convert to fraction form
   85,830.04/118,440.71 = 47,587.35/x
3. Step 3: Cross multiply
   85,830.04x = 118,440.71 × 47,587.35
4. Step 4: Simplify right side
   85,830.04x = 5,636,279,905.69
5. Step 5: Solve for x
   x = 5,636,279,905.69/85,830.04
6. Step 6: Final answer
   x = 65,667.92