Finding the Fourth Proportional to 46,483, 69,977.42 and 42,349.57

Step by Step Solution

1. Step 1: Write the proportion equation
   46,483 : 69,977.42 = 42,349.57 : x
2. Step 2: Convert to fraction form
   46,483/69,977.42 = 42,349.57/x
3. Step 3: Cross multiply
   46,483x = 69,977.42 × 42,349.57
4. Step 4: Simplify right side
   46,483x = 2,963,513,646.71
5. Step 5: Solve for x
   x = 2,963,513,646.71/46,483
6. Step 6: Final answer
   x = 63,754.78