Finding the Fourth Proportional to 31,499,202.92, 47,300,066.12 and 19,445,290.56

Step by Step Solution

1. Step 1: Write the proportion equation
   31,499,202.92 : 47,300,066.12 = 19,445,290.56 : x
2. Step 2: Convert to fraction form
   31,499,202.92/47,300,066.12 = 19,445,290.56/x
3. Step 3: Cross multiply
   31,499,202.92x = 47,300,066.12 × 19,445,290.56
4. Step 4: Simplify right side
   31,499,202.92x = 919,763,529,210,611.75
5. Step 5: Solve for x
   x = 919,763,529,210,611.75/31,499,202.92
6. Step 6: Final answer
   x = 29,199,581.07