Finding the Fourth Proportional to 56,047.25, 77,346.83 and 30,898.37

Step by Step Solution

1. Step 1: Write the proportion equation
   56,047.25 : 77,346.83 = 30,898.37 : x
2. Step 2: Convert to fraction form
   56,047.25/77,346.83 = 30,898.37/x
3. Step 3: Cross multiply
   56,047.25x = 77,346.83 × 30,898.37
4. Step 4: Simplify right side
   56,047.25x = 2,389,890,971.67
5. Step 5: Solve for x
   x = 2,389,890,971.67/56,047.25
6. Step 6: Final answer
   x = 42,640.65