Finding the Fourth Proportional to 52,887.96, 72,973.98 and 30,519

Step by Step Solution

1. Step 1: Write the proportion equation
   52,887.96 : 72,973.98 = 30,519 : x
2. Step 2: Convert to fraction form
   52,887.96/72,973.98 = 30,519/x
3. Step 3: Cross multiply
   52,887.96x = 72,973.98 × 30,519
4. Step 4: Simplify right side
   52,887.96x = 2,227,092,895.62
5. Step 5: Solve for x
   x = 2,227,092,895.62/52,887.96
6. Step 6: Final answer
   x = 42,109.64