Finding the Fourth Proportional to 46,800.86, 64,585.17 and 25,580.12

Step by Step Solution

1. Step 1: Write the proportion equation
   46,800.86 : 64,585.17 = 25,580.12 : x
2. Step 2: Convert to fraction form
   46,800.86/64,585.17 = 25,580.12/x
3. Step 3: Cross multiply
   46,800.86x = 64,585.17 × 25,580.12
4. Step 4: Simplify right side
   46,800.86x = 1,652,096,075.89
5. Step 5: Solve for x
   x = 1,652,096,075.89/46,800.86
6. Step 6: Final answer
   x = 35,300.55