Finding the Fourth Proportional to 55,012,109.94, 82,520,905.95 and 20,936,096.82

Step by Step Solution

1. Step 1: Write the proportion equation
   55,012,109.94 : 82,520,905.95 = 20,936,096.82 : x
2. Step 2: Convert to fraction form
   55,012,109.94/82,520,905.95 = 20,936,096.82/x
3. Step 3: Cross multiply
   55,012,109.94x = 82,520,905.95 × 20,936,096.82
4. Step 4: Simplify right side
   55,012,109.94x = 1,727,665,676,643,314.25
5. Step 5: Solve for x
   x = 1,727,665,676,643,314.25/55,012,109.94
6. Step 6: Final answer
   x = 31,405,188.39