Finding the Fourth Proportional to 152,280.06, 210,143.43 and 84,297

Step by Step Solution

1. Step 1: Write the proportion equation
   152,280.06 : 210,143.43 = 84,297 : x
2. Step 2: Convert to fraction form
   152,280.06/210,143.43 = 84,297/x
3. Step 3: Cross multiply
   152,280.06x = 210,143.43 × 84,297
4. Step 4: Simplify right side
   152,280.06x = 17,714,460,718.71
5. Step 5: Solve for x
   x = 17,714,460,718.71/152,280.06
6. Step 6: Final answer
   x = 116,328.17