Finding the Fourth Proportional to 58,991.54, 81,436.32 and 37,783.31

Step by Step Solution

1. Step 1: Write the proportion equation
   58,991.54 : 81,436.32 = 37,783.31 : x
2. Step 2: Convert to fraction form
   58,991.54/81,436.32 = 37,783.31/x
3. Step 3: Cross multiply
   58,991.54x = 81,436.32 × 37,783.31
4. Step 4: Simplify right side
   58,991.54x = 3,076,933,316.64
5. Step 5: Solve for x
   x = 3,076,933,316.64/58,991.54
6. Step 6: Final answer
   x = 52,158.90