Finding the Fourth Proportional to 42,302.79, 63,459.63 and 14,210.73

Step by Step Solution

1. Step 1: Write the proportion equation
   42,302.79 : 63,459.63 = 14,210.73 : x
2. Step 2: Convert to fraction form
   42,302.79/63,459.63 = 14,210.73/x
3. Step 3: Cross multiply
   42,302.79x = 63,459.63 × 14,210.73
4. Step 4: Simplify right side
   42,302.79x = 901,807,667.83
5. Step 5: Solve for x
   x = 901,807,667.83/42,302.79
6. Step 6: Final answer
   x = 21,317.92