Finding the Fourth Proportional to 111,087, 153,300.06 and 60,786

Step by Step Solution

1. Step 1: Write the proportion equation
   111,087 : 153,300.06 = 60,786 : x
2. Step 2: Convert to fraction form
   111,087/153,300.06 = 60,786/x
3. Step 3: Cross multiply
   111,087x = 153,300.06 × 60,786
4. Step 4: Simplify right side
   111,087x = 9,318,497,447.16
5. Step 5: Solve for x
   x = 9,318,497,447.16/111,087
6. Step 6: Final answer
   x = 83,884.68