Finding the Fourth Proportional to 55,306,085.46, 82,963,114.02 and 21,227,431.34

Step by Step Solution

1. Step 1: Write the proportion equation
   55,306,085.46 : 82,963,114.02 = 21,227,431.34 : x
2. Step 2: Convert to fraction form
   55,306,085.46/82,963,114.02 = 21,227,431.34/x
3. Step 3: Cross multiply
   55,306,085.46x = 82,963,114.02 × 21,227,431.34
4. Step 4: Simplify right side
   55,306,085.46x = 1,761,093,806,612,141.25
5. Step 5: Solve for x
   x = 1,761,093,806,612,141.25/55,306,085.46
6. Step 6: Final answer
   x = 31,842,676.84