Finding the Fourth Proportional to 112,376.16, 168,570.71 and 42,256.08

Step by Step Solution

1. Step 1: Write the proportion equation
   112,376.16 : 168,570.71 = 42,256.08 : x
2. Step 2: Convert to fraction form
   112,376.16/168,570.71 = 42,256.08/x
3. Step 3: Cross multiply
   112,376.16x = 168,570.71 × 42,256.08
4. Step 4: Simplify right side
   112,376.16x = 7,123,136,353.28
5. Step 5: Solve for x
   x = 7,123,136,353.28/112,376.16
6. Step 6: Final answer
   x = 63,386.55