Finding the Fourth Proportional to 231,885.61, 348,019.18 and 98,916.01

Step by Step Solution

1. Step 1: Write the proportion equation
   231,885.61 : 348,019.18 = 98,916.01 : x
2. Step 2: Convert to fraction form
   231,885.61/348,019.18 = 98,916.01/x
3. Step 3: Cross multiply
   231,885.61x = 348,019.18 × 98,916.01
4. Step 4: Simplify right side
   231,885.61x = 34,424,667,571.73
5. Step 5: Solve for x
   x = 34,424,667,571.73/231,885.61
6. Step 6: Final answer
   x = 148,455.39