Finding the Fourth Proportional to 72,085.01, 99,477.05 and 41,888.07

Step by Step Solution

1. Step 1: Write the proportion equation
   72,085.01 : 99,477.05 = 41,888.07 : x
2. Step 2: Convert to fraction form
   72,085.01/99,477.05 = 41,888.07/x
3. Step 3: Cross multiply
   72,085.01x = 99,477.05 × 41,888.07
4. Step 4: Simplify right side
   72,085.01x = 4,166,901,424.35
5. Step 5: Solve for x
   x = 4,166,901,424.35/72,085.01
6. Step 6: Final answer
   x = 57,805.38