Finding the Fourth Proportional to 56,222,978.76, 84,336,334.94 and 19,334,506.84

Step by Step Solution

1. Step 1: Write the proportion equation
   56,222,978.76 : 84,336,334.94 = 19,334,506.84 : x
2. Step 2: Convert to fraction form
   56,222,978.76/84,336,334.94 = 19,334,506.84/x
3. Step 3: Cross multiply
   56,222,978.76x = 84,336,334.94 × 19,334,506.84
4. Step 4: Simplify right side
   56,222,978.76x = 1,630,601,444,757,961
5. Step 5: Solve for x
   x = 1,630,601,444,757,961/56,222,978.76
6. Step 6: Final answer
   x = 29,002,402.23