Finding the Fourth Proportional to 191,843.84, 287,792.01 and 65,450.15

Step by Step Solution

1. Step 1: Write the proportion equation
   191,843.84 : 287,792.01 = 65,450.15 : x
2. Step 2: Convert to fraction form
   191,843.84/287,792.01 = 65,450.15/x
3. Step 3: Cross multiply
   191,843.84x = 287,792.01 × 65,450.15
4. Step 4: Simplify right side
   191,843.84x = 18,836,028,784.34
5. Step 5: Solve for x
   x = 18,836,028,784.34/191,843.84
6. Step 6: Final answer
   x = 98,184.18