Finding the Fourth Proportional to 42,243,683.63, 63,372,679.04 and 14,570,086.83

Step by Step Solution

1. Step 1: Write the proportion equation
   42,243,683.63 : 63,372,679.04 = 14,570,086.83 : x
2. Step 2: Convert to fraction form
   42,243,683.63/63,372,679.04 = 14,570,086.83/x
3. Step 3: Cross multiply
   42,243,683.63x = 63,372,679.04 × 14,570,086.83
4. Step 4: Simplify right side
   42,243,683.63x = 923,345,436,189,670.50
5. Step 5: Solve for x
   x = 923,345,436,189,670.50/42,243,683.63
6. Step 6: Final answer
   x = 21,857,597.56