Finding the Fourth Proportional to 59,113,722.56, 81,633,274.16 and 55,893,233.12

Step by Step Solution

1. Step 1: Write the proportion equation
   59,113,722.56 : 81,633,274.16 = 55,893,233.12 : x
2. Step 2: Convert to fraction form
   59,113,722.56/81,633,274.16 = 55,893,233.12/x
3. Step 3: Cross multiply
   59,113,722.56x = 81,633,274.16 × 55,893,233.12
4. Step 4: Simplify right side
   59,113,722.56x = 4,562,747,622,973,752
5. Step 5: Solve for x
   x = 4,562,747,622,973,752/59,113,722.56
6. Step 6: Final answer
   x = 77,185,929.52