Finding the Fourth Proportional to 191,859.40, 287,830.59 and 73,530.82

Step by Step Solution

1. Step 1: Write the proportion equation
   191,859.40 : 287,830.59 = 73,530.82 : x
2. Step 2: Convert to fraction form
   191,859.40/287,830.59 = 73,530.82/x
3. Step 3: Cross multiply
   191,859.40x = 287,830.59 × 73,530.82
4. Step 4: Simplify right side
   191,859.40x = 21,164,419,303.78
5. Step 5: Solve for x
   x = 21,164,419,303.78/191,859.40
6. Step 6: Final answer
   x = 110,312.13