Finding the Fourth Proportional to 369,300.16, 554,024.76 and 116,620.12

Step by Step Solution

1. Step 1: Write the proportion equation
   369,300.16 : 554,024.76 = 116,620.12 : x
2. Step 2: Convert to fraction form
   369,300.16/554,024.76 = 116,620.12/x
3. Step 3: Cross multiply
   369,300.16x = 554,024.76 × 116,620.12
4. Step 4: Simplify right side
   369,300.16x = 64,610,433,994.17
5. Step 5: Solve for x
   x = 64,610,433,994.17/369,300.16
6. Step 6: Final answer
   x = 174,953.71