Finding the Fourth Proportional to 155,947.62, 233,915.94 and 56,085.54

Step by Step Solution

1. Step 1: Write the proportion equation
   155,947.62 : 233,915.94 = 56,085.54 : x
2. Step 2: Convert to fraction form
   155,947.62/233,915.94 = 56,085.54/x
3. Step 3: Cross multiply
   155,947.62x = 233,915.94 × 56,085.54
4. Step 4: Simplify right side
   155,947.62x = 13,119,301,809.51
5. Step 5: Solve for x
   x = 13,119,301,809.51/155,947.62
6. Step 6: Final answer
   x = 84,126.34