Finding the Fourth Proportional to 162,870.57, 244,336.57 and 61,698.91

Step by Step Solution

1. Step 1: Write the proportion equation
   162,870.57 : 244,336.57 = 61,698.91 : x
2. Step 2: Convert to fraction form
   162,870.57/244,336.57 = 61,698.91/x
3. Step 3: Cross multiply
   162,870.57x = 244,336.57 × 61,698.91
4. Step 4: Simplify right side
   162,870.57x = 15,075,300,042.14
5. Step 5: Solve for x
   x = 15,075,300,042.14/162,870.57
6. Step 6: Final answer
   x = 92,560.00