Finding the Fourth Proportional to 58,925.30, 81,357.59 and 55,160.93

Step by Step Solution

1. Step 1: Write the proportion equation
   58,925.30 : 81,357.59 = 55,160.93 : x
2. Step 2: Convert to fraction form
   58,925.30/81,357.59 = 55,160.93/x
3. Step 3: Cross multiply
   58,925.30x = 81,357.59 × 55,160.93
4. Step 4: Simplify right side
   58,925.30x = 4,487,760,058.07
5. Step 5: Solve for x
   x = 4,487,760,058.07/58,925.30
6. Step 6: Final answer
   x = 76,160.16