Finding the Fourth Proportional to 53,980.61, 74,436.72 and 46,452.47

Step by Step Solution

1. Step 1: Write the proportion equation
   53,980.61 : 74,436.72 = 46,452.47 : x
2. Step 2: Convert to fraction form
   53,980.61/74,436.72 = 46,452.47/x
3. Step 3: Cross multiply
   53,980.61x = 74,436.72 × 46,452.47
4. Step 4: Simplify right side
   53,980.61x = 3,457,769,502.70
5. Step 5: Solve for x
   x = 3,457,769,502.70/53,980.61
6. Step 6: Final answer
   x = 64,055.77