Finding the Fourth Proportional to 99,796.56, 149,802.68 and 88,773.84

Step by Step Solution

1. Step 1: Write the proportion equation
   99,796.56 : 149,802.68 = 88,773.84 : x
2. Step 2: Convert to fraction form
   99,796.56/149,802.68 = 88,773.84/x
3. Step 3: Cross multiply
   99,796.56x = 149,802.68 × 88,773.84
4. Step 4: Simplify right side
   99,796.56x = 13,298,559,145.89
5. Step 5: Solve for x
   x = 13,298,559,145.89/99,796.56
6. Step 6: Final answer
   x = 133,256.69