Finding the Fourth Proportional to 12,994,014.42, 17,931,521.88 and 7,192,671.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,994,014.42 : 17,931,521.88 = 7,192,671.30 : x
2. Step 2: Convert to fraction form
   12,994,014.42/17,931,521.88 = 7,192,671.30/x
3. Step 3: Cross multiply
   12,994,014.42x = 17,931,521.88 × 7,192,671.30
4. Step 4: Simplify right side
   12,994,014.42x = 128,975,542,791,598.03
5. Step 5: Solve for x
   x = 128,975,542,791,598.03/12,994,014.42
6. Step 6: Final answer
   x = 9,925,765.71