Finding the Fourth Proportional to 94,875.21, 142,337.46 and 28,315.34

Step by Step Solution

1. Step 1: Write the proportion equation
   94,875.21 : 142,337.46 = 28,315.34 : x
2. Step 2: Convert to fraction form
   94,875.21/142,337.46 = 28,315.34/x
3. Step 3: Cross multiply
   94,875.21x = 142,337.46 × 28,315.34
4. Step 4: Simplify right side
   94,875.21x = 4,030,333,124.09
5. Step 5: Solve for x
   x = 4,030,333,124.09/94,875.21
6. Step 6: Final answer
   x = 42,480.36