Finding the Fourth Proportional to 31,095,209, 42,925,148.30 and 20,087,326.01

Step by Step Solution

1. Step 1: Write the proportion equation
   31,095,209 : 42,925,148.30 = 20,087,326.01 : x
2. Step 2: Convert to fraction form
   31,095,209/42,925,148.30 = 20,087,326.01/x
3. Step 3: Cross multiply
   31,095,209x = 42,925,148.30 × 20,087,326.01
4. Step 4: Simplify right side
   31,095,209x = 862,251,447,929,697.25
5. Step 5: Solve for x
   x = 862,251,447,929,697.25/31,095,209
6. Step 6: Final answer
   x = 27,729,398.70