Finding the Fourth Proportional to 101,603.89, 152,381.22 and 42,407.47

Step by Step Solution

1. Step 1: Write the proportion equation
   101,603.89 : 152,381.22 = 42,407.47 : x
2. Step 2: Convert to fraction form
   101,603.89/152,381.22 = 42,407.47/x
3. Step 3: Cross multiply
   101,603.89x = 152,381.22 × 42,407.47
4. Step 4: Simplify right side
   101,603.89x = 6,462,102,015.71
5. Step 5: Solve for x
   x = 6,462,102,015.71/101,603.89
6. Step 6: Final answer
   x = 63,600.93