Finding the Fourth Proportional to 20,671,870.06, 31,012,476.56 and 6,838,796.37

Step by Step Solution

1. Step 1: Write the proportion equation
   20,671,870.06 : 31,012,476.56 = 6,838,796.37 : x
2. Step 2: Convert to fraction form
   20,671,870.06/31,012,476.56 = 6,838,796.37/x
3. Step 3: Cross multiply
   20,671,870.06x = 31,012,476.56 × 6,838,796.37
4. Step 4: Simplify right side
   20,671,870.06x = 212,088,012,123,238.09
5. Step 5: Solve for x
   x = 212,088,012,123,238.09/20,671,870.06
6. Step 6: Final answer
   x = 10,259,740.00