Finding the Fourth Proportional to 191,569.46, 287,378.01 and 65,200.01

Step by Step Solution

1. Step 1: Write the proportion equation
   191,569.46 : 287,378.01 = 65,200.01 : x
2. Step 2: Convert to fraction form
   191,569.46/287,378.01 = 65,200.01/x
3. Step 3: Cross multiply
   191,569.46x = 287,378.01 × 65,200.01
4. Step 4: Simplify right side
   191,569.46x = 18,737,047,688.89
5. Step 5: Solve for x
   x = 18,737,047,688.89/191,569.46
6. Step 6: Final answer
   x = 97,808.12