Finding the Fourth Proportional to 192,300.16, 288,477.56 and 59,191.50

Step by Step Solution

1. Step 1: Write the proportion equation
   192,300.16 : 288,477.56 = 59,191.50 : x
2. Step 2: Convert to fraction form
   192,300.16/288,477.56 = 59,191.50/x
3. Step 3: Cross multiply
   192,300.16x = 288,477.56 × 59,191.50
4. Step 4: Simplify right side
   192,300.16x = 17,075,419,492.74
5. Step 5: Solve for x
   x = 17,075,419,492.74/192,300.16
6. Step 6: Final answer
   x = 88,795.66