Finding the Fourth Proportional to 46,978.02, 64,832.67 and 31,034.52

Step by Step Solution

1. Step 1: Write the proportion equation
   46,978.02 : 64,832.67 = 31,034.52 : x
2. Step 2: Convert to fraction form
   46,978.02/64,832.67 = 31,034.52/x
3. Step 3: Cross multiply
   46,978.02x = 64,832.67 × 31,034.52
4. Step 4: Simplify right side
   46,978.02x = 2,012,050,793.77
5. Step 5: Solve for x
   x = 2,012,050,793.77/46,978.02
6. Step 6: Final answer
   x = 42,829.62