Finding the Fourth Proportional to 12,300,253.96, 16,971,484.62 and 7,140,552.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,300,253.96 : 16,971,484.62 = 7,140,552.34 : x
2. Step 2: Convert to fraction form
   12,300,253.96/16,971,484.62 = 7,140,552.34/x
3. Step 3: Cross multiply
   12,300,253.96x = 16,971,484.62 × 7,140,552.34
4. Step 4: Simplify right side
   12,300,253.96x = 121,185,774,216,615.02
5. Step 5: Solve for x
   x = 121,185,774,216,615.02/12,300,253.96
6. Step 6: Final answer
   x = 9,852,298.55