Finding the Fourth Proportional to 191,007.54, 286,117.56 and 111,881.88

Step by Step Solution

1. Step 1: Write the proportion equation
   191,007.54 : 286,117.56 = 111,881.88 : x
2. Step 2: Convert to fraction form
   191,007.54/286,117.56 = 111,881.88/x
3. Step 3: Cross multiply
   191,007.54x = 286,117.56 × 111,881.88
4. Step 4: Simplify right side
   191,007.54x = 32,011,370,513.81
5. Step 5: Solve for x
   x = 32,011,370,513.81/191,007.54
6. Step 6: Final answer
   x = 167,592.18