Finding the Fourth Proportional to 837,404.74, 1,256,148.15 and 238,407.94

Step by Step Solution

1. Step 1: Write the proportion equation
   837,404.74 : 1,256,148.15 = 238,407.94 : x
2. Step 2: Convert to fraction form
   837,404.74/1,256,148.15 = 238,407.94/x
3. Step 3: Cross multiply
   837,404.74x = 1,256,148.15 × 238,407.94
4. Step 4: Simplify right side
   837,404.74x = 299,475,692,776.31
5. Step 5: Solve for x
   x = 299,475,692,776.31/837,404.74
6. Step 6: Final answer
   x = 357,623.59