Finding the Fourth Proportional to 124,493.94, 171,786.69 and 70,779.06

Step by Step Solution

1. Step 1: Write the proportion equation
   124,493.94 : 171,786.69 = 70,779.06 : x
2. Step 2: Convert to fraction form
   124,493.94/171,786.69 = 70,779.06/x
3. Step 3: Cross multiply
   124,493.94x = 171,786.69 × 70,779.06
4. Step 4: Simplify right side
   124,493.94x = 12,158,900,438.71
5. Step 5: Solve for x
   x = 12,158,900,438.71/124,493.94
6. Step 6: Final answer
   x = 97,666.60