Finding the Fourth Proportional to 109,777.78, 151,492.98 and 59,476.78

Step by Step Solution

1. Step 1: Write the proportion equation
   109,777.78 : 151,492.98 = 59,476.78 : x
2. Step 2: Convert to fraction form
   109,777.78/151,492.98 = 59,476.78/x
3. Step 3: Cross multiply
   109,777.78x = 151,492.98 × 59,476.78
4. Step 4: Simplify right side
   109,777.78x = 9,010,314,643.00
5. Step 5: Solve for x
   x = 9,010,314,643.00/109,777.78
6. Step 6: Final answer
   x = 82,077.76