Finding the Fourth Proportional to 292,946.50, 404,266.18 and 158,810.50

Step by Step Solution

1. Step 1: Write the proportion equation
   292,946.50 : 404,266.18 = 158,810.50 : x
2. Step 2: Convert to fraction form
   292,946.50/404,266.18 = 158,810.50/x
3. Step 3: Cross multiply
   292,946.50x = 404,266.18 × 158,810.50
4. Step 4: Simplify right side
   292,946.50x = 64,201,714,178.89
5. Step 5: Solve for x
   x = 64,201,714,178.89/292,946.50
6. Step 6: Final answer
   x = 219,158.50