Finding the Fourth Proportional to 8,140,068.42, 12,148,280.99 and 7,810,492.38

Step by Step Solution

1. Step 1: Write the proportion equation
   8,140,068.42 : 12,148,280.99 = 7,810,492.38 : x
2. Step 2: Convert to fraction form
   8,140,068.42/12,148,280.99 = 7,810,492.38/x
3. Step 3: Cross multiply
   8,140,068.42x = 12,148,280.99 × 7,810,492.38
4. Step 4: Simplify right side
   8,140,068.42x = 94,884,056,063,441.39
5. Step 5: Solve for x
   x = 94,884,056,063,441.39/8,140,068.42
6. Step 6: Final answer
   x = 11,656,419.97