Finding the Fourth Proportional to 42,499,523.20, 63,417,814.40 and 37,919,084.80

Step by Step Solution

1. Step 1: Write the proportion equation
   42,499,523.20 : 63,417,814.40 = 37,919,084.80 : x
2. Step 2: Convert to fraction form
   42,499,523.20/63,417,814.40 = 37,919,084.80/x
3. Step 3: Cross multiply
   42,499,523.20x = 63,417,814.40 × 37,919,084.80
4. Step 4: Simplify right side
   42,499,523.20x = 2,404,745,482,064,261
5. Step 5: Solve for x
   x = 2,404,745,482,064,261/42,499,523.20
6. Step 6: Final answer
   x = 56,582,881.43