Finding the Fourth Proportional to 46,483.50, 69,978.18 and 42,350.07

Step by Step Solution

1. Step 1: Write the proportion equation
   46,483.50 : 69,978.18 = 42,350.07 : x
2. Step 2: Convert to fraction form
   46,483.50/69,978.18 = 42,350.07/x
3. Step 3: Cross multiply
   46,483.50x = 69,978.18 × 42,350.07
4. Step 4: Simplify right side
   46,483.50x = 2,963,580,821.47
5. Step 5: Solve for x
   x = 2,963,580,821.47/46,483.50
6. Step 6: Final answer
   x = 63,755.54