Finding the Fourth Proportional to 112,117.67, 155,390.26 and 110,018.15

Step by Step Solution

1. Step 1: Write the proportion equation
   112,117.67 : 155,390.26 = 110,018.15 : x
2. Step 2: Convert to fraction form
   112,117.67/155,390.26 = 110,018.15/x
3. Step 3: Cross multiply
   112,117.67x = 155,390.26 × 110,018.15
4. Step 4: Simplify right side
   112,117.67x = 17,095,748,933.22
5. Step 5: Solve for x
   x = 17,095,748,933.22/112,117.67
6. Step 6: Final answer
   x = 152,480.42