Finding the Fourth Proportional to 61,574.72, 84,916.32 and 45,698.72

Step by Step Solution

1. Step 1: Write the proportion equation
   61,574.72 : 84,916.32 = 45,698.72 : x
2. Step 2: Convert to fraction form
   61,574.72/84,916.32 = 45,698.72/x
3. Step 3: Cross multiply
   61,574.72x = 84,916.32 × 45,698.72
4. Step 4: Simplify right side
   61,574.72x = 3,880,567,131.11
5. Step 5: Solve for x
   x = 3,880,567,131.11/61,574.72
6. Step 6: Final answer
   x = 63,022.08