Finding the Fourth Proportional to 162,920.10, 244,412.76 and 56,307.98

Step by Step Solution

1. Step 1: Write the proportion equation
   162,920.10 : 244,412.76 = 56,307.98 : x
2. Step 2: Convert to fraction form
   162,920.10/244,412.76 = 56,307.98/x
3. Step 3: Cross multiply
   162,920.10x = 244,412.76 × 56,307.98
4. Step 4: Simplify right side
   162,920.10x = 13,762,388,801.82
5. Step 5: Solve for x
   x = 13,762,388,801.82/162,920.10
6. Step 6: Final answer
   x = 84,473.24