Finding the Fourth Proportional to 56,071.39, 84,123.32 and 16,629.45

Step by Step Solution

1. Step 1: Write the proportion equation
   56,071.39 : 84,123.32 = 16,629.45 : x
2. Step 2: Convert to fraction form
   56,071.39/84,123.32 = 16,629.45/x
3. Step 3: Cross multiply
   56,071.39x = 84,123.32 × 16,629.45
4. Step 4: Simplify right side
   56,071.39x = 1,398,924,460.63
5. Step 5: Solve for x
   x = 1,398,924,460.63/56,071.39
6. Step 6: Final answer
   x = 24,948.99