Finding the Fourth Proportional to 99,188.89, 148,718.67 and 35,997.10

Step by Step Solution

1. Step 1: Write the proportion equation
   99,188.89 : 148,718.67 = 35,997.10 : x
2. Step 2: Convert to fraction form
   99,188.89/148,718.67 = 35,997.10/x
3. Step 3: Cross multiply
   99,188.89x = 148,718.67 × 35,997.10
4. Step 4: Simplify right side
   99,188.89x = 5,353,440,835.86
5. Step 5: Solve for x
   x = 5,353,440,835.86/99,188.89
6. Step 6: Final answer
   x = 53,972.18