Finding the Fourth Proportional to 76,795.32, 105,977.67 and 42,803.04

Step by Step Solution

1. Step 1: Write the proportion equation
   76,795.32 : 105,977.67 = 42,803.04 : x
2. Step 2: Convert to fraction form
   76,795.32/105,977.67 = 42,803.04/x
3. Step 3: Cross multiply
   76,795.32x = 105,977.67 × 42,803.04
4. Step 4: Simplify right side
   76,795.32x = 4,536,166,448.12
5. Step 5: Solve for x
   x = 4,536,166,448.12/76,795.32
6. Step 6: Final answer
   x = 59,068.27