Finding the Fourth Proportional to 78,291.52, 108,070.31 and 46,460.42

Step by Step Solution

1. Step 1: Write the proportion equation
   78,291.52 : 108,070.31 = 46,460.42 : x
2. Step 2: Convert to fraction form
   78,291.52/108,070.31 = 46,460.42/x
3. Step 3: Cross multiply
   78,291.52x = 108,070.31 × 46,460.42
4. Step 4: Simplify right side
   78,291.52x = 5,020,991,567.93
5. Step 5: Solve for x
   x = 5,020,991,567.93/78,291.52
6. Step 6: Final answer
   x = 64,132.00