Finding the Fourth Proportional to 93,078,055.00, 128,443,570.76 and 53,357,109.89

Step by Step Solution

1. Step 1: Write the proportion equation
   93,078,055.00 : 128,443,570.76 = 53,357,109.89 : x
2. Step 2: Convert to fraction form
   93,078,055.00/128,443,570.76 = 53,357,109.89/x
3. Step 3: Cross multiply
   93,078,055.00x = 128,443,570.76 × 53,357,109.89
4. Step 4: Simplify right side
   93,078,055.00x = 6,853,377,719,438,525
5. Step 5: Solve for x
   x = 6,853,377,719,438,525/93,078,055.00
6. Step 6: Final answer
   x = 73,630,435.44