Finding the Fourth Proportional to 42,360,116.74, 63,529,677.51 and 12,068,242.18

Step by Step Solution

1. Step 1: Write the proportion equation
   42,360,116.74 : 63,529,677.51 = 12,068,242.18 : x
2. Step 2: Convert to fraction form
   42,360,116.74/63,529,677.51 = 12,068,242.18/x
3. Step 3: Cross multiply
   42,360,116.74x = 63,529,677.51 × 12,068,242.18
4. Step 4: Simplify right side
   42,360,116.74x = 766,691,533,807,979.38
5. Step 5: Solve for x
   x = 766,691,533,807,979.38/42,360,116.74
6. Step 6: Final answer
   x = 18,099,372.54