Finding the Fourth Proportional to 191,575.83, 287,376.72 and 73,259.67

Step by Step Solution

1. Step 1: Write the proportion equation
   191,575.83 : 287,376.72 = 73,259.67 : x
2. Step 2: Convert to fraction form
   191,575.83/287,376.72 = 73,259.67/x
3. Step 3: Cross multiply
   191,575.83x = 287,376.72 × 73,259.67
4. Step 4: Simplify right side
   191,575.83x = 21,053,123,672.88
5. Step 5: Solve for x
   x = 21,053,123,672.88/191,575.83
6. Step 6: Final answer
   x = 109,894.47