Finding the Fourth Proportional to 31,870,109.16, 43,984,157.22 and 19,487,459.88

Step by Step Solution

1. Step 1: Write the proportion equation
   31,870,109.16 : 43,984,157.22 = 19,487,459.88 : x
2. Step 2: Convert to fraction form
   31,870,109.16/43,984,157.22 = 19,487,459.88/x
3. Step 3: Cross multiply
   31,870,109.16x = 43,984,157.22 × 19,487,459.88
4. Step 4: Simplify right side
   31,870,109.16x = 857,139,499,180,362.25
5. Step 5: Solve for x
   x = 857,139,499,180,362.25/31,870,109.16
6. Step 6: Final answer
   x = 26,894,777.64