Finding the Fourth Proportional to 48,666.48, 72,897.61 and 30,888.00

Step by Step Solution

1. Step 1: Write the proportion equation
   48,666.48 : 72,897.61 = 30,888.00 : x
2. Step 2: Convert to fraction form
   48,666.48/72,897.61 = 30,888.00/x
3. Step 3: Cross multiply
   48,666.48x = 72,897.61 × 30,888.00
4. Step 4: Simplify right side
   48,666.48x = 2,251,661,007.40
5. Step 5: Solve for x
   x = 2,251,661,007.40/48,666.48
6. Step 6: Final answer
   x = 46,267.18