Finding the Fourth Proportional to 191,817, 287,767.04 and 73,488.35

Step by Step Solution

1. Step 1: Write the proportion equation
   191,817 : 287,767.04 = 73,488.35 : x
2. Step 2: Convert to fraction form
   191,817/287,767.04 = 73,488.35/x
3. Step 3: Cross multiply
   191,817x = 287,767.04 × 73,488.35
4. Step 4: Simplify right side
   191,817x = 21,147,523,147.71
5. Step 5: Solve for x
   x = 21,147,523,147.71/191,817
6. Step 6: Final answer
   x = 110,248.43