Finding the Fourth Proportional to 56,063.98, 84,111.09 and 18,630.10

Step by Step Solution

1. Step 1: Write the proportion equation
   56,063.98 : 84,111.09 = 18,630.10 : x
2. Step 2: Convert to fraction form
   56,063.98/84,111.09 = 18,630.10/x
3. Step 3: Cross multiply
   56,063.98x = 84,111.09 × 18,630.10
4. Step 4: Simplify right side
   56,063.98x = 1,566,998,017.81
5. Step 5: Solve for x
   x = 1,566,998,017.81/56,063.98
6. Step 6: Final answer
   x = 27,950.17